deploy.rb

server 'staging-ip', user: 'staging-user', roles: %w{app db}
set :branch, ENV['BRANCH']

set :application, 'application-name'
set :repo_url, "git@gitlab.com:your-repo-git-url.git"
set :deploy_to, "/home/ubuntu/apps/#{fetch(:application)}/#{fetch(:branch)}"
set :keep_releases, 1

set :copy_exclude, %w(.git/* tmp/*)
set :linked_dirs, %w{log tmp/pids tmp/cache vendor/bundle tmp/sockets}

set :rbenv_type, :user
set :rbenv_ruby, File.read('.ruby-version').to_s.strip

# make sure assets precompile even in app role
set :assets_roles, [:web, :app]
set :puma_env, 'production'

namespace :deploy do

  desc 'Restart application'
  task :restart do
    on roles(:app), in: :sequence, wait: 5 do
      execute :touch, release_path.join('tmp/restart.txt')
    end
  end

  after :publishing, :restart
  after :finished,  'deploy:cleanup'

end